#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

# IMPORT GENERIC HELPERS
source /usr/share/yunohost/helpers

# Load common variables and helpers
source ./_common.sh

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

# Retrieve app settings
domain=$(ynh_app_setting_get "$app" domain)
path_url=$(ynh_app_setting_get "$app" path_url)
admin=$(ynh_app_setting_get "$app" admin)
is_public=$(ynh_app_setting_get "$app" is_public)
port=$(ynh_app_setting_get "$app" web_port)
portUnicorn=$(ynh_app_setting_get "$app" unicorn_port)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================

# Fix is_public as a boolean value
if [ "$is_public" = "Yes" ]; then
	ynh_app_setting_set $app is_public 1
	is_public=1
elif [ "$is_public" = "No" ]; then
	ynh_app_setting_set $app is_public 0
	is_public=0
fi

# If domain doesn't exist, retrieve it
if [ -z $domain ]; then
	domain=$(grep "external_url" "/etc/gitlab/gitlab.rb" | cut -d'/' -f3) # retrieve $domain from conf file
	if [ ${domain: -1} == "'" ]; then # if the last char of $domain is ' remove it
		domain=${domain:0:-1}
	fi
	ynh_app_setting_set $app domain $domain
fi

# If path_url doesn't exist, retrieve it
if [ -z $path_url ]; then
	path_url=$(grep "location" "/etc/nginx/conf.d/${domain}.d/gitlab.conf" | cut -d'/' -f2)
	path_url=$(ynh_normalize_url_path $path_url)
	ynh_app_setting_set $app path_url path_url
fi

# If port doesn't exist, retrieve it
if [ -z $port ]; then
	port=$(grep -F "nginx['listen_port']" "/etc/gitlab/gitlab.rb" | cut -d'/' -f3)
	ynh_app_setting_set $app web_port $port
fi

# If port doesn't exist, retrieve it
if [ -z $portUnicorn ]; then
	portUnicorn=$(grep -F "unicorn['port']" "/etc/gitlab/gitlab.rb" | cut -d'/' -f3)
	ynh_app_setting_set $app unicorn_port $portUnicorn
fi

# if this source file exist, remove it
if [ -e "/etc/apt/sources.list.d/gitlab-ce.list" ]; then
	ynh_secure_remove "/etc/apt/sources.list.d/gitlab-ce.list"
fi

#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================

# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup() {
	# restore it if the upgrade fails
	ynh_restore_upgradebackup
}

# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# CHECK THE PATH
#=================================================

# Normalize the URL path syntax
path_url=$(ynh_normalize_url_path $path_url)

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# NGINX CONFIGURATION
#=================================================

# Modify Nginx configuration file and copy it to Nginx conf directory
ynh_add_nginx_config

#=================================================
# CONFIGURE GITLAB
#=================================================

# Configure gitlab with gitlab.rb file
config_gitlab

#=================================================
# UPGRADE DEPENDENCIES
#=================================================

ynh_install_app_dependencies openssh-server

#=================================================
# DOWNLOAD, CHECK AND INSTALL GITLAB
#=================================================

# Update Gitlab
setup_source $architecture

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP SSOWAT
#=================================================

# If app is public, add url to SSOWat conf as skipped_uris
if [[ $is_public -eq 1 ]]; then
	# See install script
	ynh_app_setting_set "$app" unprotected_uris "/"
fi

#=================================================
# RELOAD NGINX
#=================================================

# Reload nginx service
systemctl reload nginx

#=================================================
# WAIT
#=================================================

waiting_to_start